78 English-speaking jobs in Jena

Senior Expert Controlling ST partners with Technical Sales and Product Management to shape financial decisions. Responsibilities include establishing budgeting, forecasting, and closing processes, driving profitability through analytics, and aligning KPIs with strategic objectives.

The Marketing Analyst owns end-to-end marketing measurement, providing a single source of truth for leadership. This role connects marketing activity to pipeline and revenue, driving budgets and reporting for a large team. Key tasks include building performance views and translating data into investment decisions.

Lead a paid device-protection programme, combining warranty extensions and accidental damage coverage. Own strategic programmes from business case to rollout, managing vendors and coordinating cross-functional teams. Drive data-driven recommendations and financial planning.

Own the end-to-end variable compensation cycle for Sales and Customer Success. Manage commission plan logic, drive cross-functional alignment, and produce financial reports. Requires 3+ years in B2B SaaS commission management.

Develop, monitor, and report construction schedules for data centre retrofit and upgrade projects across Europe. Liaise between planning and delivery teams, manage risk, and contribute to tender-stage programmes. Requires 5+ years of planning experience and proficiency in Primavera P6.

Support on-site safety management for a data centre project, ensuring world-class EHS standards. Responsibilities include conducting audits, delivering training, and driving compliance with EU legislation. Requires a recognized Health & Safety qualification and 3–5 years of relevant experience.

Electrical Design Lead owns electrical design for high-value data centre and pharmaceutical projects. This role acts as senior technical authority, developing HV/LV systems and ensuring compliance from concept to commissioning. Requires 10+ years in electrical building services design.

Veeva Network Business Analyst bridges business needs with technical solutions in pharma. Responsibilities include guiding data migrations, defining interface specifications, and supporting UAT across Veeva Vault, CRM, and Network.

Deliver high-quality automotive training on-site and remotely. Develop and update training materials, assess learner outcomes, and stay current with industry standards. Requires strong understanding of automotive processes and excellent communication skills.

R&D Engineer to develop and optimize ion beam sputtering processes for high-precision optics. Responsibilities include project execution, technical reporting, and presenting findings. Requires a degree in a relevant scientific or engineering field.

Senior LIMS Consultant designs, implements, and supports LIMS in regulated life science environments. Responsibilities include gathering requirements, configuring solutions, and ensuring compliance with GMP. Requires LIMS experience and knowledge of laboratory processes.

Principal Consultant guides Regulatory Affairs strategy and growth within Life Sciences. This role leads client engagements, drives RFP responses, and shapes business development to expand the Regulatory Affairs portfolio. Requires significant life sciences regulatory experience and proven consulting skills.

The Head of Systems Engineering DUV role involves driving innovation and setting industry pace. This position is within a modern setting that supports expert knowledge and team spirit.

PhD Student in Camera Optical Design will conduct literature analysis, study stray light, and explore solutions to enhance optical efficiency. Expertise in optics, light propagation theory, and raytracing software is required.

PhD Student role focusing on Nano-Optical Devices for Analog Computing. Tasks include literature analysis, exploring meta-surfaces for AI, and fabricating nano-optics devices. Requires optics background and proficiency in simulation software.

Research Intern for Optical Field Manipulation Algorithms at Kepler Research Center. Develop deep-learning algorithms for optical field manipulation, focusing on LCoS systems. Requires background in optics, physics, or CS, and proficiency in Python/TensorFlow/PyTorch.

Senior Researcher in Optical System Design performs research in smart display, projection, imaging, and laser optics. Responsibilities include solution design, simulation, and prototyping, focusing on systems with liquid crystals or diffractive elements.

Experienced barbers sought for full-time, permanent positions in Nordic partner barbershops. Offer includes competitive salaries starting at 3,000 EUR per month gross, flight ticket coverage, relocation support, and opportunities for professional growth.